engineering recuitment Bihar ITI CAT Mock Test 2025 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
The value of \(\frac{{{{\sin }^2}30^\circ + {{\cos }^2}60^\circ + sec45^\circ .sin45^\circ }}{{sec60^\circ + cosec30^\circ }}\) is:
1
\(\frac{1}{4}\)
2
\(\frac{3}{8}\)
3
\(-\frac{1}{4}\)
4
\(-\frac{3}{8}\)